CVE-2006-0036

Severity: high (CVSS 7.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2006-01-23 · updated 2026-06-16

Description

ip_nat_pptp in the PPTP NAT helper (netfilter/ip_nat_helper_pptp.c) in Linux kernel 2.6.14, and other versions, allows remote attackers to cause a denial of service (memory corruption or crash) via an inbound PPTP_IN_CALL_REQUEST packet that causes a null pointer to be used in an offset calculation.

Affected products

Linux kernel: 2.6.14

References

http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=15db34702cfafd24acc60295cf14861e497502ab
http://secunia.com/advisories/18482
http://securityreason.com/securityalert/388
http://www.securityfocus.com/bid/16414
http://www.trustix.org/errata/2006/0004
http://www.vupen.com/english/advisories/2006/0220
https://exchange.xforce.ibmcloud.com/vulnerabilities/24203
http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=15db34702cfafd24acc60295cf14861e497502ab
http://secunia.com/advisories/18482
http://securityreason.com/securityalert/388
http://www.securityfocus.com/bid/16414
http://www.trustix.org/errata/2006/0004

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